Pith Number

pith:KTULLFJ7

pith:2013:KTULLFJ7AUBD2T63SXLZP3TCA6

not attested not anchored not stored refs pending

A Nystrom method for a boundary integral equation related to the Dirichlet problem on domains with corners

Concetta Laurita, Luisa Fermo

arxiv:1310.6170 v1 · 2013-10-23 · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KTULLFJ7AUBD2T63SXLZP3TCA6}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:18:51.993636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54e8b5953f05023d4fdb95d797ee62078770fe7ef5ebbb227a7eb19eef9f081a

Aliases

arxiv: 1310.6170 · arxiv_version: 1310.6170v1 · doi: 10.48550/arxiv.1310.6170 · pith_short_12: KTULLFJ7AUBD · pith_short_16: KTULLFJ7AUBD2T63 · pith_short_8: KTULLFJ7

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/KTULLFJ7AUBD2T63SXLZP3TCA6 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 54e8b5953f05023d4fdb95d797ee62078770fe7ef5ebbb227a7eb19eef9f081a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98ba875d0250a8a668bcf867799348f7501574b8fbfb117aa6d277703e6ef3cb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2013-10-23T10:15:56Z",
    "title_canon_sha256": "b91eee2b7d62894072fc84b3457ae4c1aa14d9adf57f06dabce9c0994f5c9875"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.6170",
    "kind": "arxiv",
    "version": 1
  }
}